Air purifier



FIG. 1 is a front perspective view of an air purifier showing my newdesign;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged detail view of area 9 in FIG. 2 ;

FIG. 10 is an enlarged detail view of area 10 in FIG. 2 ;

FIG. 11 is an enlarged detail view of area 11 in FIG. 7 ; and,

FIG. 12 is an enlarged detail view of area 12 in FIG. 7 .

The evenly spaced broken lines depict portions of the air purifier thatform no part of the claimed design. The dot dash dot broken lines denotethe boundaries of the detail areas and form no part of the claim.

CLAIM The ornamental design for an air purifier, as shown and described.